natural ground surface的意思|示意

The measurement results show that there is really a distortional boundary layer displacement surface on the ground board, and it fully differs from natural growing boundary layer on the ground board.

测量结果表明：在地板上确实存在一个畸变的附面层位移面，它与自然增长的地板附面层截然不同。

Traditional geothermal plants exploit natural systems in which water seeps down into porous rocks in the ground and emerges back at the surface at a high temperature.

传统的地热发电厂利用了这样一种自然系统，即水分下降至地壳的渗透岩层中，而后又受热蒸腾到地表。

NEW HAVEN, W.Va. — Poking out of the ground near the smokestacks of the Mountaineer power plant here are two wells that look much like those that draw natural gas to the surface.

纽黑文——美国“登山者”发电厂外面的两个大烟囱附近有两口井伸出地面，看上去好象是用来提取提取地面下的天然气。